Officer cadets at Sandhurst military academy celebrate completing the Sovereign's Parade which see's them become commissioned officers in the army on April 11, 2025. The parade marks the completion of 44 weeks of intensive training for the Officer Cadets of Commissioning Course 242, all of whom will officially hold HM the King's Commission as of the stroke of midnight on the day of the parade. In addition, there are 26 international cadets from 18 countries. (Photo by Times photographer Richard Pohle)

Pakistani Muslims attend an Eid Al-Fitr prayer service, in Hyderabad, Pakistan, 31 March 2025. Muslims around the world have begun celebrating Eid al-Fitr, the three-day festival which marks the end of the fasting month of Ramadan. During Eid al-Fitr, most people travel to visit each other in town or outside of it and children receive new clothes and money to spend for the occasion. (Photo by Nadeem Khawer/EPA/EFE)

A young woman shows off her henna tattoos at the end of Eid al-Fitr prayers in Bucharest, Romania, Wednesday, April 10, 2024. Members of the Romanian Muslim community joined prayers at the Dinamo stadium in the Romanian capital, in the largest Muslim public gathering of the year. Eid al-Fitr marks the end of the holy fasting month of Ramadan. (Photo by Andreea Alexandru/AP Photo)

Belarussian villagers perform during a celebration of the “Tsary” rite in the village of Semezhevo, Belarus January 13, 2016. This unique rite originated from the 18th century, and now takes place only in this village marking the New Year, according to the Julian calendar, on January 13. (Photo by Vasily Fedosenko/Reuters)

A woman takes a dip in a font on the eve of the Orthodox Epiphany in central Moscow, Russia, January 18, 2016. Orthodox believers mark Epiphany on January 19 by immersing themselves in icy waters regardless of the weather. (Photo by Sergei Karpukhin/Reuters)

A military band playing during the Immortal Regiment march in Vladivostok, Russia on May 9, 2016. The celebrations marked the 71st anniversary of the defeat of Germany in WWII. (Photo by Yuri Smityuk/TASS/Getty Images)

The Baby Nager dragon, from DreamWorks’ new “How to Train Your Dragon” Live Spectacular touring musical, shows off it’s colors outside of the New York Public Library. (Photo by Mark Von Holden)

The Royal Observatory just announced its Astronomy Photographer Of The Year 2013 winners. Australian photographer Mark Gee was chosen among a thousand amateur and professional photographers around the globe to win the top title. His work is part of an exhibition of the winning photographers, which opened on Sept. 19 at the Royal Observatory Greenwich. The Royal Observatory shared with us the winners and notable mentions of the competition. Their descriptions of the prizewinners can be found below the images.